# -*- coding: utf-8 -*-
"""
-------------------------------------------------
   File Name：     day152_pyqt5_qSlider
   Description :
   Author :       fuml
   date：          2019/9/22
-------------------------------------------------
   Change Activity:
                   2019/9/22:This example shows a QSlider widget.
-------------------------------------------------
"""
import  sys
from PyQt5.QtWidgets import QWidget,QSlider,QLabel,\
                QApplication
from PyQt5.QtCore import Qt
from PyQt5.QtGui import QPixmap

class Example(QWidget):
    def __init__(self):
        super().__init__()
        self.initUI()

    def initUI(self):
        sld = QSlider(Qt.Horizontal,self)
        sld.setFocusPolicy(Qt.NoFocus)
        sld.setGeometry(30,40,100,30)
        sld.valueChanged[int].connect(self.changeValue)

        self.label =QLabel(self)
        self.label.setPixmap(QPixmap('audio.ico'))
        self.label.setGeometry(160,160,128,128)

        self.setGeometry(300,300,280,170)
        self.setWindowTitle('QSlider')
        self.show()

    def changeValue(self,value):
        if value == 0:
            self.label.setPixmap(QPixmap(r'ico\Asleep.ico'))
        elif value > 0 and value<= 30:
            self.label.setPixmap(QPixmap(r'ico\Awake.ico'))
        elif value > 30 and value <= 80:
            self.label.setPixmap(QPixmap(r'ico\Away.ico'))
        else:
            self.label.setPixmap(QPixmap(r'ico\Flap.ico'))

if __name__ == '__main__':
    app = QApplication(sys.argv)
    ex = Example()
    sys.exit(app.exec_())